Geneva and Species 0/ Pyralidae. 139 



Cydarcha paucistrialts, sp. n. 



Fore wings pale straw-colour, including the fringes ; a dark 

 grey discal spot ; an indistinct curved dark grey line beyond 

 middle, not reaching the costa and ill-defined towards inner 

 margin, containing a dark spot on the subcostal and another 

 on the first median nervule ; followed by three or four dark 

 grey dashes, indicating a submarginal line. Hind wings 

 with smaller discal dot and dark grey submarginal line, not 

 reaching either costa or inner margin ; basal line of fringe 

 finely dark. Head, thorax, abdomen, and whole underside 

 pale shining straw-colour. 



Expanse of wings 20 millim. 



One male from the Khasias. 



It is just possible that this may be a very pale form of 

 Snellen's strtolah's, but I hardly think it is. 



Genus Agrotera, Schrank. 

 Agrotera griseola, sp. n. 



Fore wings with yellow basal area edged by a straight 

 oblique line, and with three black dots near the base, one on 

 costa, one on inner margin, the third in middle ; discal mark 

 dark grey, without orange scaling ; exterior line hardly 

 sinuous, wavy, slightly indented above inner margin; fringes 

 whitish below apex. Hind wings greyish, deeper grey along 

 the median area ; a small black cell-spot, followed by a dark 

 patch of scales, on the edge of the grey area, and with another 

 towards the anal angle ; fringe with a dark basal line. Head, 

 thorax, and abdomen yellowish, spotted with orange. Under- 

 side duller and paler, the discal spot in fore wings dark and 

 distinct. 



Expanse of wings 18 millim. 



Several from the Khasias. 



Genus Tetracona, Meyr. 



Tetracona ? pictalis, sp. n. 



Fore wings bright lemon-yellow, basal half with a few 

 scattered red scales, and a small red spot in the cell ; marginal 

 space yellowish, tinged with grey; a purplish-grey fascia 

 from costa before apex, diffuse outwards, to the inner margin 

 beyond middle, where it is much broader ; its upper part is 

 filled in with orange-red above the lower radial, enclosing a 

 triangular yellow costal space, and above the anal angle is an 

 orange-red spot in the fascia; the inner edge of the fascia is 



